The InterLock is a drop lock alternative that is modular and features the most release options of any knee joint, anywhere. Available in all five popular sizes, the InterLock is a more positive lock than a traditional drop lock, and with so many options, you can reduce your inventory and increase your profitability. Next time your patient requires a drop lock, or a bail lock, or even a cable release lock, try the InterLock from OTS. You'll be glad you did.